diff --git a/azure-pipelines-unofficial.yml b/azure-pipelines-unofficial.yml
index 978cc336d93..ef6c4eb7f49 100644
--- a/azure-pipelines-unofficial.yml
+++ b/azure-pipelines-unofficial.yml
@@ -141,7 +141,7 @@ extends:
             testResultsFormat: VSTest
             pool:
               name: NetCore1ESPool-Internal
-              image: 1es-mariner-2
+              image: 1es-ubuntu-2204
               os: linux
 
             variables:
@@ -192,7 +192,7 @@ extends:
 
             pool:
               name: NetCore1ESPool-Internal
-              image: 1es-mariner-2
+              image: 1es-ubuntu-2204
               os: linux
 
             preSteps:
@@ -232,7 +232,7 @@ extends:
 
             pool:
               name: NetCore1ESPool-Internal
-              image: 1es-mariner-2
+              image: 1es-ubuntu-2204
               os: linux
 
             variables:
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 80d5564d387..ab7e8920b1a 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -243,7 +243,7 @@ extends:
             testResultsFormat: VSTest
             pool:
               name: NetCore1ESPool-Internal
-              image: 1es-mariner-2
+              image: 1es-ubuntu-2204
               os: linux
 
             variables:
@@ -295,7 +295,7 @@ extends:
 
             pool:
               name: NetCore1ESPool-Internal
-              image: 1es-mariner-2
+              image: 1es-ubuntu-2204
               os: linux
 
             preSteps:
@@ -336,7 +336,7 @@ extends:
             pool:
               ${{ if eq(variables['runAsPublic'], 'true') }}:
               name: NetCore1ESPool-Internal
-              image: 1es-mariner-2
+              image: 1es-ubuntu-2204
               os: linux
 
             variables: